As the temperatures begin to drop and more time is spent indoors, it’s key to have a space that encourages comfort and relaxation. While necessary elements include a fireplace, inviting sofa and warm accents, take cues from these top designers and introduce bold artwork, rich textures and unique details to keep the space from feeling dark and dreary.
![Dark wood-paneled den with marble fireplace, large abstract painting, and deco-style desk.](https://d1h3pk8iipmcfn.cloudfront.net/blog/wp-content/uploads/2020/03/042311/jessica-lagrange-interiors-portfolio-interiors-traditional-transitional-library-living-room.jpg)
Abstract artwork above the fireplace adds a fresh feel to the traditional, masculine look of this library/den space in a historic Chicago apartment designed by Jessica Lagrange Interiors.
![Dark built-in bookshelves with comfy blue armchair, white geometric-patterned couch.](https://d1h3pk8iipmcfn.cloudfront.net/blog/wp-content/uploads/2020/03/042313/kirsten-kelli-llc-portfolio-interiors-styles.jpg)
A unique wallcovering with nailhead detailing provides a welcome contrast to the dark wooden shelving and trim in this New York City penthouse designed by Kirsten Kelli.
![bright den with traditional couch and armchairs with patterned throw pillows and glass and brass coffee table.](https://d1h3pk8iipmcfn.cloudfront.net/blog/wp-content/uploads/2020/03/042317/rinfret-limited-interior-design-decoration-llc-portfolio-interiors-styles.jpg)
The elegant color scheme of warm browns and blues used by interior designer Cindy Rinfret of Rinfret Limited Interior Design & Decoration creates a sophisticated complement to the exquisite architectural detailing by Wadia Associates in this country house in Greenwich, Connecticut.
![Wood paneled den with modular, quilted couch, modern wood egg chair, and traditional leather armchairs.](https://d1h3pk8iipmcfn.cloudfront.net/blog/wp-content/uploads/2020/03/042323/djds.jpg)
A warm, bright neutral color palette and variety of textures creates an inviting look in this London den designed by Dorothee Junkin of DJDS.
![Dark green painted den with gray marble fireplace, striped armchairs, and brown velvet couch.](https://d1h3pk8iipmcfn.cloudfront.net/blog/wp-content/uploads/2020/03/042326/courtney-hill-interiors-portfolio.jpg)
A deep wall color creates an intimate feel in this space by Texas-based interior designer Courtney Hill while a soft colored rug and natural light keep it from feeling overly dark.
![Cozy den with wood walls and matching blue armchairs with upholstery tacks and leather coffee table.](https://d1h3pk8iipmcfn.cloudfront.net/blog/wp-content/uploads/2020/03/042331/tommy-chambers-interiors-inc-4-portfolio-interiors-styles.jpg)
Conversation is comfortable and effortless with this circular seating layout designed by Tommy Chambers.
![Brown velvet couch with patterned pillows under a painting of a cheetah and carved wood wall hangings.](https://d1h3pk8iipmcfn.cloudfront.net/blog/wp-content/uploads/2020/03/042334/robert-passal-interior-architectural-design-portfolio-interiors-library-family-room-foyer-gallery-great-room-hallway-home-office-living-room-media-room.jpg)
Old world accents add a layer of charm to this richly designed room by Robert Passal.
![Wood paneled den with blue couch, marble waterfall coffee table, and geometric ceiling](https://d1h3pk8iipmcfn.cloudfront.net/blog/wp-content/uploads/2020/03/042338/richard-manion-architecture-inc-portfolio-interiors-styles.jpg)
Warm, polished wood, a jade colored fireplace surround and a primary color palette create a stately look in this home designed by architect Richard Manion.
![traditional den with gray velvet armchair, comfy armchairs, and square leather coffee table.](https://d1h3pk8iipmcfn.cloudfront.net/blog/wp-content/uploads/2020/03/042341/morrissey-saypol-interiors-portfolio-interiors-styles.jpg)
Designers Elizabeth Brush Saypol & Elise Morrissey, of Morrissey Saypol Interiors, created a warm, intimate space with a blue gray paint color and velvet upholstery on the sofa in this Connecticut home.
![Wood paneled den with large bookcases, grape leather armchair and ottoman, and velvet purple couch.](https://d1h3pk8iipmcfn.cloudfront.net/blog/wp-content/uploads/2020/03/042345/alisberg-parker-architects-portfolio-interiors-library.jpg)
A contemporary table and seating from The Bright Group seating give this traditional library a more casual, inviting feel in this Scarsdale home designed by Alisberg Parker Architects.
![Gray den with velvet couch and patterned armchairs with contemporary collage artwork.](https://d1h3pk8iipmcfn.cloudfront.net/blog/wp-content/uploads/2020/03/042349/eva-quateman-portfolio-interiors-transitional-library.jpg)
Plush textures and colorful artwork warm up the monochromatic gray color palette in this Chicago home designed by Eva Quateman.